387685454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{21031}}^1$

素因数の和:21755

約数の個数: 16

約数和(自身を含む): 627174240

約数和(自身を除く): 239488786

約数列:

[1, 2, 13, 26, 709, 1418, 9217, 18434, 21031, 42062, 273403, 546806, 14910979, 29821958, 193842727, 387685454]

約数ペア:

[(1, 387685454), (2, 193842727), (13, 29821958), (26, 14910979), (709, 546806), (1418, 273403), (9217, 42062), (18434, 21031)]